20221471420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{78787}}^1$

素因数の和:79150

約数の個数: 48

約数和(自身を含む): 43640358048

約数和(自身を除く): 23418886628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 313, 410, 626, 820, 1252, 1565, 3130, 6260, 12833, 25666, 51332, 64165, 78787, 128330, 157574, 256660, 315148, 393935, 787870, 1575740, 3230267, 6460534, 12921068, 16151335, 24660331, 32302670, 49320662, 64605340, 98641324, 123301655, 246603310, 493206620, 1011073571, 2022147142, 4044294284, 5055367855, 10110735710, 20221471420]

約数ペア:

[(1, 20221471420), (2, 10110735710), (4, 5055367855), (5, 4044294284), (10, 2022147142), (20, 1011073571), (41, 493206620), (82, 246603310), (164, 123301655), (205, 98641324), (313, 64605340), (410, 49320662), (626, 32302670), (820, 24660331), (1252, 16151335), (1565, 12921068), (3130, 6460534), (6260, 3230267), (12833, 1575740), (25666, 787870), (51332, 393935), (64165, 315148), (78787, 256660), (128330, 157574)]